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Francisco Redi tests his famous maggot experiment, disproving the theory of spontaneous generation
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Leeuwenhoek discovers microorganisms in rainwater and in the gum scrapings of teeth
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Nicolas Andry proposes microorganisms are the cause for diseases.
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Lazzaro Spallanzani conducts an experiment displaying the absence of microbes in heated and sealed mixtures
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M. J. Berkley proves that the cause of the Irish Potato Blight was a fungus.
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Ignas Semmelweis discovers that washing hands can lower chance of getting Puerperal Fever.
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Casmir Davaine observes thread-like organisms in the blood of animals with anthrax.
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Virchow proves cells reproduce to create new cells, disproving spontaneous generation.
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John Snow traces cholera outbreak in England to a single water source.
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Louis Pasteur disproves spontaneous generation with his chicken broth experiment using swan neck flasks.
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Louis Pasteur proves that heating wine or milk reduces bacteria levels and removes chances of contracting diseases.
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First pasteurization test done by Pasteur and Claude Bernard.
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The Lancet publishes Joseph Lister’s proof that carbolic acid is effective in cleaning hands and tools to reduce infection and death rates.
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Pasteur’s work with silkworms shows their deaths were caused by two disease called pébrine and flacherie.
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Germ Theory is established by Pasteur & Koch
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Robert Koch discovers Bacillus Anthracis.
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Koch publishes results of his work on diseases caused by bacterial infections of wounds.
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Joseph Lister’s principle of antiseptic surgery gains acceptance from most of England
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Louis Pasteur finds the vaccination for chicken cholera
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Robert Koch discovers Tuberculosis bacillus.
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Robert Koch discovers bacterium Vibrio cholerae
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Robert Koch and Friedrich Loeffler develop Koch's Four Postulates, stating the basis of the Germ Theory
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Louis Pasteur develops and tests the first rabies vaccination on a boy
